Replace DCHECK(BrowserThread::CurrentlyOn) with DCHECK_CURRENTLY_ON in extensions.

extensions/browser/event_router.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/browser/event_router.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 592 matching lines @@
     return true;
   }
 
   return false;
 }
 
 // static
 void EventRouter::IncrementInFlightEventsOnUI(
     void* browser_context_id,
     const std::string& extension_id) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   BrowserContext* browser_context =
       reinterpret_cast<BrowserContext*>(browser_context_id);
   if (!ExtensionsBrowserClient::Get()->IsValidContext(browser_context))
     return;
   ExtensionSystem* extension_system = ExtensionSystem::Get(browser_context);
   EventRouter* event_router = extension_system->event_router();
   if (!event_router)
     return;
   const Extension* extension =
       ExtensionRegistry::Get(browser_context)->enabled_extensions().GetByID(
@@ skipping 144 matching lines @@
 }
 
 EventListenerInfo::EventListenerInfo(const std::string& event_name,
                                      const std::string& extension_id,
                                      content::BrowserContext* browser_context)
     : event_name(event_name),
       extension_id(extension_id),
       browser_context(browser_context) {}
 
 }  // namespace extensions